Fatima's Haram, Qom

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains one regular four-pointed star polygon with vertex angle of 67.5°.
• Contains one regular 8-pointed star polygon with vertex angle of 112.5°.
• There are three non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has one finite interlace and no infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 317 polygons.

1. Page 257, Fig. 126a (Sahiba madrasah, Damascus, Syria) from [bonner] (1233-45AD, 630-42AH)
2. Figure 88 of Volume 3, Pages 65 and 66 (Gowhar Shad mosque, Mashhad, Iran) from [iran] (1418AD, 821AH)
3. Fig 6.3, photo from [ww]
4. Figure 85 of Volume 5 (Bagh-e Delgosha, Shiraz, Iran) from [iran]
5. Figure 95 of Volume 3 (Fatima's Haram, Qom, Iran. Colour from Wade) from [iran]
6. Flickr photo (Necropolis of Pahlavan-Mahmud, Itchan Kala, Khiva, Central Asia) from [pc]
7. Leather Roll(12/13) from [akber]
8. Page 289, Fig 175d (Palace of Malik al-Zahir, citadel, Aleppo, Syria) from [bonner]
9. Photo by David Wade: IRA 3032 (Fatima's Haram, Qom, Iran) from [wadei]
10. Vol 3, Figure 96 (Shahzadeh [Prince] Hossein, Qazvin, Iran) from [iran]
11. Vol 3, Figure 96 (Tomb of Sheikh Safi, Ardebil, Iran) from [iran]

• Wade photo IRA 3032
• Wade photo MA 053

v54